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Finding the Fourth Proportional to 88,152.93, 132,201.32 and 28,974.92

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Solution

The fourth proportional to 88,152.93, 132,201.32 and 28,974.92 is: 43,453.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,152.93 : 132,201.32 = 28,974.92 : x
  2. Step 2: Convert to fraction form
    88,152.93/132,201.32 = 28,974.92/x
  3. Step 3: Cross multiply
    88,152.93x = 132,201.32 × 28,974.92
  4. Step 4: Simplify right side
    88,152.93x = 3,830,521,865.01
  5. Step 5: Solve for x
    x = 3,830,521,865.01/88,152.93
  6. Step 6: Final answer
    x = 43,453.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.